Table of Contents 1. Introduction This post is based on a post in the Dave’s Garage YouTube channel.Dave Plummer is a retired Microsoft engineer who worked on the internals of Microsoft’s OS. Modern internet privacy challenges often come not from…
Launching Local Web Dashboards in Specific XFCE Workspaces. If you’re using Chromium to access web interfaces like Home Assistant, Proxmox VE, OpenWrt, or OPNsense, you may want each to launch in its own minimal window — and automatically appear in…
This is a step-by-step guide to setting up a 2-node WiFi mesh with 2 NETGEAR NIGHTHAWK X4S D7800 AC2600 routers using OpenWrt, with an Ethernet backbone. It’s important to note that while the D7800 is a fantastic router, creating a…
Implementing a 2 or 3-node mesh Wi-Fi network with OpenWrt offers great flexibility and control. The “best” hardware depends on your specific needs, budget, and technical comfort level. Here’s a breakdown of factors to consider and some popular recommendations: Key…
The Silent Killer of Network Connectivity: MTU Mismatches and PMTUD Black Holes Ever found yourself in a networking nightmare where pings work perfectly, but then SSH sessions hang mysteriously, or large file transfers just die? You’ve checked your firewalls, verified…
Reverse Path Filtering (RPF): Linux and many other OSes/routers implements a security feature called Reverse Path Filtering (RPF), often controlled by rp_filter sysctl parameter (e.g., /proc/sys/net/ipv4/conf/all/rp_filter). Purpose: RPF prevents IP spoofing and helps mitigate certain types of attacks. It works…
If you’ve configured a Debian 12 system in virt-manager and want to install it on real hardware, this guide shows how to transfer the VM image to a USB stick and boot it on a physical machine. 🔧 Step 1:…
This is a structured visual and text-based overview of my IPv4 + IPv6 dual-stack web architecture with HAProxy and self-contained certs. 🌐 Final Architecture Diagram (Text-based) 📄 Structured Description 🧩 Components Role Name Addressing Reverse Proxy haproxy IPv4: 192.168.20.17, IPv6:…
1. Dedicated Proxmox cluster network (“corosync link”) ✅ Benefits: This is highly recommended once a cluster gets beyond hobby size. 2. Storage replication traffic isolation ✅ Benefits: 3. LACP Bonding for node resilience ✅ Benefit: Proxmox will survive NIC failure…